Maxima for U Ara
Period: 224.6, Epoch: 2451981
Back to main page  Mean light curve  Period diagram

E Mag O (JD) O (dat) C (JD) C (Dat) O-C Source
-181   2411240 1889-08-25 2411328 1889-11-21 -88 SVO
-175   2412580 1893-04-26 2412676 1893-07-31 -96 SVO
-173   2413030 1894-07-20 2413125 1894-10-23 -95 SVO
-170   2413710 1896-05-30 2413799 1896-08-27 -89 AnHar, 1909, vol 55, p 95
-168   2414155 1897-08-18 2414248 1897-11-19 -93 AnHar, 1909, vol 55, p 95
-167   2414380 1898-03-31 2414473 1898-07-02 -93 SVO
-165   2414829 1899-06-23 2414922 1899-09-24 -93 AnHar, 1909, vol 55, p 95
-163   2415275 1900-09-12 2415371 1900-12-17 -96 SVO
-162   2415509 1901-05-04 2415596 1901-07-30 -87 AnHar, 1909, vol 55, p 95
-160   2415950 1902-07-19 2416045 1902-10-22 -95 AnHar, 1909, vol 55, p 95
-159   2416170 1903-02-24 2416270 1903-06-04 -100 AnHar, 1909, vol 55, p 95
-158   2416410 1903-10-22 2416494 1904-01-14 -84 AnHar, 1909, vol 55, p 95
-157   2416644 1904-06-12 2416719 1904-08-26 -75 SVO
-155   2417097 1905-09-08 2417168 1905-11-18 -71 AnHar, 1909, vol 55, p 95
-154   2417305 1906-04-04 2417393 1906-07-01 -88 SVO
-152   2417770 1907-07-13 2417842 1907-09-23 -72 AnHar, 1952, vol 115
-151   2418000 1908-02-28 2418066 1908-05-04 -66 SVO
-150   2418220 1908-10-05 2418291 1908-12-15 -71 AnHar, 1952, vol 115
-149   2418440 1909-05-13 2418516 1909-07-28 -76 AnHar, 1952, vol 115
-147   2418900 1910-08-16 2418965 1910-10-20 -65 AnHar, 1952, vol 115
-144   2419560 1912-06-06 2419639 1912-08-24 -79 AnHar, 1952, vol 115
-142   2420010 1913-08-30 2420088 1913-11-16 -78 AnHar, 1952, vol 115
-139   2420690 1915-07-11 2420762 1915-09-21 -72 AnHar, 1952, vol 115
-137   2421145 1916-10-08 2421211 1916-12-13 -66 AnHar, 1952, vol 115
-136   2421370 1917-05-21 2421435 1917-07-25 -65 SVO
-134 9.7 2421829 1918-08-23 2421885 1918-10-18 -56 SVO
-131   2422490 1920-06-14 2422558 1920-08-21 -68 SVO
-129 8.5 2422951 1921-09-18 2423008 1921-11-14 -57 AAVSO
-128 8.5 2423166 1922-04-21 2423232 1922-06-26 -66 AAVSO
-127   2423394 1922-12-05 2423457 1923-02-06 -63 AAVSO
-126 8.2 2423621 1923-07-20 2423681 1923-09-18 -60 SVO
-125   2423850 1924-03-05 2423906 1924-04-30 -56 AAVSO
-124 8.3 2424066 1924-10-07 2424131 1924-12-11 -65 SVO
-123 8.4 2424301 1925-05-30 2424355 1925-07-23 -54 AAVSO
-121 7.9 2424753 1926-08-25 2424804 1926-10-15 -51 SVO
-120   2424988 1927-04-17 2425029 1927-05-28 -41 AAVSO
-119 8.1 2425202 1927-11-17 2425254 1928-01-08 -52 AAVSO
-118 8.2 2425429 1928-07-01 2425478 1928-08-19 -49 SVO
-117   2425661 1929-02-18 2425703 1929-04-01 -42 AAVSO
-116 8.4 2425886 1929-10-01 2425927 1929-11-11 -41 AAVSO
-115 8.6 2426108 1930-05-11 2426152 1930-06-24 -44 SVO
-114   2426333 1930-12-22 2426377 1931-02-04 -44 AAVSO
-113 9.9 2426555 1931-08-01 2426601 1931-09-16 -46 AAVSO
-112 8.1 2426780 1932-03-13 2426826 1932-04-28 -46 AAVSO
-111 8.6 2427008 1932-10-27 2427050 1932-12-08 -42 AAVSO
-110 8.4 2427232 1933-06-08 2427275 1933-07-21 -43 SVO
-109 8.4 2427451 1934-01-13 2427500 1934-03-03 -49 AAVSO
-108 9.2 2427675 1934-08-25 2427724 1934-10-13 -49 SVO
-107 8.7 2427900 1935-04-07 2427949 1935-05-26 -49 AAVSO
-106 8.8 2428124 1935-11-17 2428173 1936-01-05 -49 SVO
-105 8.0 2428343 1936-06-23 2428398 1936-08-17 -55 SVO
-104 9.0 2428570 1937-02-05 2428623 1937-03-30 -53 SVO
-103 9.0 2428793 1937-09-16 2428847 1937-11-09 -54 SVO
-102 8.5 2429020 1938-05-01 2429072 1938-06-22 -52 SVO
-101 8.6 2429244 1938-12-11 2429296 1939-02-01 -52 SVO
-100 8.4 2429465 1939-07-20 2429521 1939-09-14 -56 SVO
-99 8.3 2429687 1940-02-27 2429746 1940-04-26 -59 AAVSO
-98 8.6 2429907 1940-10-04 2429970 1940-12-06 -63 SVO
-97 8.5 2430130 1941-05-15 2430195 1941-07-19 -65 SVO
-96 8.7 2430362 1942-01-02 2430419 1942-02-28 -57 AAVSO
-95 8.4 2430585 1942-08-13 2430644 1942-10-11 -59 SVO
-94 8.1 2430813 1943-03-29 2430869 1943-05-24 -56 AAVSO
-93 8.3 2431038 1943-11-09 2431093 1944-01-03 -55 AAVSO
-92 8.4 2431262 1944-06-20 2431318 1944-08-15 -56 SVO
-91 7.7 2431488 1945-02-01 2431542 1945-03-27 -54 AAVSO
-90 8.6 2431711 1945-09-12 2431767 1945-11-07 -56 SVO
-89 9.2 2431935 1946-04-24 2431992 1946-06-20 -57 SVO
-88 8.3 2432148 1946-11-23 2432216 1947-01-30 -68 SVO
-87 8.5 2432378 1947-07-11 2432441 1947-09-12 -63 SVO
-86 8.9 2432607 1948-02-25 2432665 1948-04-23 -58 SVO
-85 7.8 2432823 1948-09-28 2432890 1948-12-04 -67 SVO
-84 9.2 2433058 1949-05-21 2433115 1949-07-17 -57 SVO
-83 8.7 2433282 1949-12-31 2433339 1950-02-26 -57 SVO
-82 8.5 2433505 1950-08-11 2433564 1950-10-09 -59 SVO
-81 8.7 2433729 1951-03-23 2433788 1951-05-21 -59 SVO
-80 8.4 2433956 1951-11-05 2434013 1952-01-01 -57 SVO
-79 9.0 2434187 1952-06-23 2434238 1952-08-13 -51 SVO
-78 8.5 2434416 1953-02-07 2434462 1953-03-25 -46 SVO
-77 8.3 2434636 1953-09-15 2434687 1953-11-05 -51 SVO
-76 8.4 2434857 1954-04-24 2434911 1954-06-17 -54 SVO
-75 8.3 2435084 1954-12-07 2435136 1955-01-28 -52 SVO
-74 8.5 2435316 1955-07-27 2435361 1955-09-10 -45 SVO
-73 8.1 2435531 1956-02-27 2435585 1956-04-21 -54 SVO
-72 8.2 2435753 1956-10-06 2435810 1956-12-02 -57 SVO
-71 8.0 2435974 1957-05-15 2436034 1957-07-14 -60 SVO
-70 8.9 2436207 1958-01-03 2436259 1958-02-24 -52 SVO
-69 9.2 2436440 1958-08-24 2436484 1958-10-07 -44 SVO
-68 7.9 2436650 1959-03-22 2436708 1959-05-19 -58 SVO
-67 9.3 2436892 1959-11-19 2436933 1959-12-30 -41 SVO
-66 8.4 2437111 1960-06-25 2437157 1960-08-10 -46 SVO
-65 8.1 2437334 1961-02-03 2437382 1961-03-23 -48 AAVSO
-64 8.1 2437567 1961-09-24 2437607 1961-11-03 -40 SVO
-63 9.5 2437799 1962-05-14 2437831 1962-06-15 -32 SVO
-62 8.5 2438023 1962-12-24 2438056 1963-01-26 -33 SVO
-61 8.8 2438250 1963-08-08 2438280 1963-09-07 -30 SVO
-60 8.5 2438480 1964-03-25 2438505 1964-04-19 -25 SVO
-59 8.9 2438700 1964-10-31 2438730 1964-11-30 -30 SVO
-58 8.3 2438933 1965-06-21 2438954 1965-07-12 -21 SVO
-57 8.0 2439155 1966-01-29 2439179 1966-02-22 -24 SVO
-56 10.0 2439392 1966-09-23 2439403 1966-10-04 -11 SVO
-55 9.4 2439616 1967-05-05 2439628 1967-05-17 -12 SVO
-54 8.6 2439836 1967-12-11 2439853 1967-12-28 -17 SVO
-53 8.6 2440067 1968-07-29 2440077 1968-08-08 -10 SVO
-52 9.3 2440298 1969-03-17 2440302 1969-03-21 -4 SVO
-51 9.1 2440518 1969-10-23 2440526 1969-10-31 -8 SVO
-50 8.1 2440745 1970-06-07 2440751 1970-06-13 -6 SVO
-49 8.9 2440980 1971-01-28 2440976 1971-01-24 4 AAVSO
-48 8.4 2441204 1971-09-09 2441200 1971-09-05 4 SVO
-47 8.3 2441426 1972-04-18 2441425 1972-04-17 1 SVO
-46 8.6 2441656 1972-12-04 2441649 1972-11-27 7 SVO
-45 8.2 2441886 1973-07-22 2441874 1973-07-10 12 SVO
-44   2442108 1974-03-01 2442099 1974-02-20 9 AAVSO
-43 8.5 2442336 1974-10-15 2442323 1974-10-02 13 AAVSO
-42 8.3 2442565 1975-06-01 2442548 1975-05-15 17 AAVSO
-41   2442787 1976-01-09 2442772 1975-12-25 15 AAVSO
-40 8.4 2443009 1976-08-18 2442997 1976-08-06 12 SVO
-39 9.5 2443234 1977-03-31 2443222 1977-03-19 12 AAVSO
-38   2443461 1977-11-13 2443446 1977-10-29 15 AAVSO
-37 7.8 2443683 1978-06-23 2443671 1978-06-11 12 AAVSO
-36 9.7 2443901 1979-01-27 2443895 1979-01-21 6 AAVSO
-35 8.6 2444125 1979-09-08 2444120 1979-09-03 5 AAVSO
-34   2444351 1980-04-21 2444345 1980-04-15 6 AAVSO
-33 9.0 2444574 1980-11-30 2444569 1980-11-25 5 AAVSO
-32 8.3 2444800 1981-07-14 2444794 1981-07-08 6 SVO
-31 8.6 2445029 1982-02-28 2445018 1982-02-17 11 AAVSO
-30 8.4 2445250 1982-10-07 2445243 1982-09-30 7 AAVSO
-29 8.3 2445479 1983-05-24 2445468 1983-05-13 11 SVO
-28 8.6 2445700 1983-12-31 2445692 1983-12-23 8 AAVSO
-27 8.2 2445923 1984-08-10 2445917 1984-08-04 6 SVO
-26 8.5 2446148 1985-03-23 2446141 1985-03-16 7 AAVSO
-25 8.3 2446358 1985-10-19 2446366 1985-10-27 -8 AAVSO
-24 8.2 2446585 1986-06-03 2446591 1986-06-09 -6 SVO
-23 9.0 2446810 1987-01-14 2446815 1987-01-19 -5 AAVSO
-22 8.9 2447037 1987-08-29 2447040 1987-09-01 -3 SVO
-21 8.1 2447252 1988-03-31 2447264 1988-04-12 -12 SVO
-20   2447481 1988-11-15 2447489 1988-11-23 -8 AAVSO
-19 9.1 2447712 1989-07-04 2447714 1989-07-06 -2 SVO
-18   2447937 1990-02-14 2447938 1990-02-15 -1 AAVSO
-17 9.1 2448156 1990-09-21 2448163 1990-09-28 -7 SVO
-16 8.2 2448378 1991-05-01 2448387 1991-05-10 -9 SVO
-15   2448605 1991-12-14 2448612 1991-12-21 -7 AAVSO
-14 8.0 2448830 1992-07-26 2448837 1992-08-02 -7 SVO
-13   2449054 1993-03-07 2449061 1993-03-14 -7 AAVSO
-12 9.5 2449274 1993-10-13 2449286 1993-10-25 -12 SVO
-11 8.3 2449502 1994-05-29 2449510 1994-06-06 -8 SVO
-10   2449713 1994-12-26 2449735 1995-01-17 -22 AAVSO
-9 7.9 2449938 1995-08-08 2449960 1995-08-30 -22 SVO
-8   2450178 1996-04-04 2450184 1996-04-10 -6 AAVSO
-7   2450403 1996-11-15 2450409 1996-11-21 -6 AAVSO
-6 8.5 2450621 1997-06-21 2450633 1997-07-03 -12 SVO
-5   2450848 1998-02-03 2450858 1998-02-13 -10 AAVSO
-4 8.5 2451072 1998-09-15 2451083 1998-09-26 -11 SVO
-3 8.2 2451295 1999-04-26 2451307 1999-05-08 -12 SVO
-2   2451525 1999-12-12 2451532 1999-12-19 -7 AAVSO
-1 8.6 2451752 2000-07-26 2451756 2000-07-30 -4 SVO
0   2451972 2001-03-03 2451981 2001-03-12 -9 AAVSO
1   2452200 2001-10-17 2452206 2001-10-23 -6 AAVSO
2 8.0 2452423 2002-05-28 2452430 2002-06-04 -7 SVO
3   2452644 2003-01-04 2452655 2003-01-15 -11 AAVSO
4 8.3 2452877 2003-08-25 2452879 2003-08-27 -2 SVO
5 8.5 2453102 2004-04-06 2453104 2004-04-08 -2 SVO
6   2453329 2004-11-19 2453329 2004-11-19 0 AAVSO
7 9.0 2453549 2005-06-27 2453553 2005-07-01 -4 SVO
8   2453779 2006-02-12 2453778 2006-02-11 1 AAVSO
9 8.0 2454000 2006-09-21 2454002 2006-09-23 -2 SVO
10 9.0 2454227 2007-05-06 2454227 2007-05-06 0 SVO
11   2454453 2007-12-18 2454452 2007-12-17 1 AAVSO
12 8.1 2454669 2008-07-21 2454676 2008-07-28 -7 SVO
13   2454899 2009-03-08 2454901 2009-03-10 -2 AAVSO
14 8.7 2455127 2009-10-22 2455125 2009-10-20 2 AAVSO
15 7.9 2455356 2010-06-08 2455350 2010-06-02 6 SVO
16   2455575 2011-01-13 2455575 2011-01-13 0 AAVSO
17 8.2 2455806 2011-09-01 2455799 2011-08-25 7 SVO
18 8.9 2456030 2012-04-12 2456024 2012-04-06 6 AAVSO
19   2456248 2012-11-16 2456248 2012-11-16 0 AAVSO
20 9.7 2456482 2013-07-08 2456473 2013-06-29 9 SVO
21 9.7 2456710 2014-02-21 2456698 2014-02-09 12 AAVSO
22 8.7 2456924 2014-09-23 2456922 2014-09-21 2 SVO
23 8.8 2457154 2015-05-11 2457147 2015-05-04 7 SVO
24   2457381 2015-12-24 2457371 2015-12-14 10 AAVSO
25 9.0 2457608 2016-08-07 2457596 2016-07-26 12 SVO
26 8.4 2457841 2017-03-28 2457821 2017-03-08 20 SVO
27   2458080 2017-11-22 2458045 2017-10-18 35 SVO
28 8.2 2458297 2018-06-27 2458270 2018-05-31 27 SVO
29   2458515 2019-01-31 2458494 2019-01-10 21 SVO
30 8.3 2458740 2019-09-13 2458719 2019-08-23 21 SVO
31 8.3 2458967 2020-04-27 2458944 2020-04-04 23 SVO
32   2459200 2020-12-16 2459168 2020-11-14 32 SVO
33 8.5 2459419 2021-07-23 2459393 2021-06-27 26 SVO
34 8.6 2459647 2022-03-08 2459617 2022-02-06 30 SVO


E Cycle number from the GCVS4 epoch.
Mag Magnitude at maximum.
O (JD) Julian date at observed time for maximum.
O (Dat) Same as above, expressed as date.
C (JD) Julian date at calculated time for maximum with elements from GCVS4.
C (Dat) Same as above, expressed as date.
O-C O (JD) minus C (JD).
Sorce Datasource for the maxima.